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发明名称
具有一绕射屈光区域之变焦透镜
摘要
本发明提供一种具有一绕射屈光区域的透镜系统。该绕射屈光区域具有复数个同心表面浮凸绕射结构。相较于入射于绕射结构之自中心点间隔之周边上之光,入射于绕射结构之中心点附近的光之部分在更大程度上有助于屈光力。
申请公布号
TW200921178
申请公布日期
2009.05.16
申请号
TW097125051
申请日期
2008.07.03
申请人
映像光学有限公司
发明人
威廉 卡卡纳斯基;约书华N 哈达克;罗杰 卡莱克;马克 麦堤森 舒帕尼克;罗纳德D 波伦
分类号
G02C7/06(2006.01)
主分类号
G02C7/06(2006.01)
代理机构
代理人
陈长文
主权项
地址
美国
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